IOT & SMART SYSTEMS
IoT Environment Monitor
Monitor temperature, humidity and air-quality indicators and publish readings to a simple dashboard.
LevelSchool / Intermediate
Duration3 Weeks
Components₹2,000–₹3,800 CodingMedium
Project overview
Monitor temperature, humidity and air-quality indicators and publish readings to a simple dashboard.
Monitor temperature, humidity and air-quality indicators and publish readings to a simple dashboard.
Components / materials required
✓ESP32
✓DHT22
✓MQ-135 or suitable air-quality sensor
✓OLED display
✓Breadboard
✓USB power
What the project demonstrates
✓Live sensor readings
✓Local OLED display
✓Wi-Fi dashboard
✓Threshold alerts
Suggested build plan
01
Sensor setup
Read temperature, humidity and air-quality values.
02
ESP32 networking
Connect to Wi-Fi.
03
Dashboard
Publish readings to an IoT platform or local web page.
04
Alerts
Add simple threshold-based warnings.
Learning outcomes
✓Read multiple sensors
✓Use ESP32 Wi-Fi
✓Visualise IoT data
✓Understand environmental monitoring